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51013054 = 254147147
BaseRepresentation
bin1100001010011…
…0010110111110
310112222201202101
43002212112332
5101024404204
65021215314
71156414051
oct302462676
9115881671
1051013054
1126882954
121510153a
13a751551
146abca98
154729ea4
hex30a65be

51013054 has 8 divisors (see below), whose sum is σ = 76662648. Its totient is φ = 25458840.

The previous prime is 51013051. The next prime is 51013069. The reversal of 51013054 is 45031015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51013051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22492 + ... + 24655.

It is an arithmetic number, because the mean of its divisors is an integer number (9582831).

Almost surely, 251013054 is an apocalyptic number.

51013054 is a deficient number, since it is larger than the sum of its proper divisors (25649594).

51013054 is a wasteful number, since it uses less digits than its factorization.

51013054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47690.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 51013054 is about 7142.3423328765. The cubic root of 51013054 is about 370.8746146472.

Adding to 51013054 its reverse (45031015), we get a palindrome (96044069).

The spelling of 51013054 in words is "fifty-one million, thirteen thousand, fifty-four".

Divisors: 1 2 541 1082 47147 94294 25506527 51013054